400530675 has 12 divisors (see below), whose sum is σ = 662210840. Its totient is φ = 213616320.

The previous prime is 400530653. The next prime is 400530709. The reversal of 400530675 is 576035004.

It is not a de Polignac number, because 400530675 - 2⁷ = 400530547 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2670130 + ... + 2670279.

Almost surely, 2^400530675 is an apocalyptic number.

400530675 is a deficient number, since it is larger than the sum of its proper divisors (261680165).

400530675 is a wasteful number, since it uses less digits than its factorization.

400530675 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5340422 (or 5340417 counting only the distinct ones).

The product of its (nonzero) digits is 12600, while the sum is 30.

The square root of 400530675 is about 20013.2624776672. The cubic root of 400530675 is about 737.1319929754.

Adding to 400530675 its reverse (576035004), we get a palindrome (976565679).

The spelling of 400530675 in words is "four hundred million, five hundred thirty thousand, six hundred seventy-five".